Author: Wilksen, T.
Paper Title Page
MOAPL01 The Control System for the Linear Accelerator at the European XFEL: Status and First Experiences 1
 
  • T. Wilksen, A. Aghababyan, R. Bacher, P.K. Bartkiewicz, C. Behrens, T. Delfs, P. Duval, L. Fröhlich, W. Gerhardt, C. Gindler, O. Hensler, K. Hinsch, J.M. Jäger, R. Kammering, S. Karstensen, H. Kay, H. Kay, V. Kocharyan, A. Labudda, T. Limberg, S.M. Meykopff, A. Petrosyan, G. Petrosyan, L.P. Petrosyan, V. Petrosyan, P. Pototzki, K.R. Rehlich, G. Schlesselmann, E. Sombrowski, M. Staack, J. Szczesny, M. Walla, J. Wilgen, H. Wu
    DESY, Hamburg, Germany
 
  The European XFEL (E-XFEL) is a 3.4 km long X-ray Free-Electron Laser facility and consists of a superconducting, linear accelerator with initially three undulator beam lines. The construction and installation of the E-XFEL is being completed this year and commissioning is well underway. First photon beams are expected to be available for early users in the second half of 2017. This paper will focus on the control system parts for the linear accelerator with its more than 7 million parameters and highlight briefly its design and implementation. Namely the hardware framework based on the MicroTCA.4 standard, testing software concepts and components at real and virtual accelerator facilities and a well-established method for integrating high-level controls into the middle layer through a shot-synchronized data acquisition allowed for a rapid deployment and commissioning of the accelerator. Status and experiences from a technical and an operational point-of-view will be presented.  
slides icon Slides MOAPL01 [6.198 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-MOAPL01  
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TUPHA210 A Bunch-Synchronized Data Acquisition System for the European XFEL Accelerator 958
 
  • T. Wilksen, A. Aghababyan, L. Fröhlich, O. Hensler, R. Kammering, K.R. Rehlich, V. Rybnikov
    DESY, Hamburg, Germany
 
  The linear, super-conducting accelerator at the new European XFEL facility will be able to produce up to 2700 electron bunches for each shot at a repetition rate of 10 Hz. The bunch repetition rate might vary initially between 100 kHz and 4.5 MHz to accommodate the various needs of experiments at three different SASE beam lines. A solution, which is able to provide bunch-resolved data of multiple data sources together in one place for each shot, has been implemented at the E-XFEL as an integral part of the accelerator control system. This will serve as a framework for high-level control applications, including online monitoring and slow feedback services. A similar system has been successfully run at the FLASH facility at DESY for more than a decade now. This paper presents design, implementation and first experiences from commissioning the XFEL control system data acquisition.  
poster icon Poster TUPHA210 [1.421 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-TUPHA210  
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